The Court of Appeals for the Federal Circuit ruled that Dr. Arunachalam was collaterally estopped from relitigating the validity of the patent because the patent claims before the PTAB (the “Board”) were not materially different from certain claims of the ’500 Patent that were … [Read more...]

The Court of Appeals for the Federal Circuit reversed a trial court’s decision and held that a programmable memory caches, permitting the system to operate with different processors, which enhances computer performance is patent eligible subject matter under 35 U.S.C. sec 101 and … [Read more...]

The Court of Appeals for the Federal Circuit held that when a patent specification fails to explain where light channel controls are located (to discretely attenuate one of several light channels or to make their several intensities equal), the patent claim is indefinite under 35 … [Read more...]

The Court of Appeals for the Federal Circuit reversed a decision from the International Trade Commission (ITC) and found that claim language ''virtually free from interference" was adequately described in the patent specification to such a degree that a person skilled in the art … [Read more...]

The Court of Appeals for the Federal Circuit affirmed a U.S. District Court for the Southern District of Florida’s decision invalidating patent claims on a system for multiple cellular phone users to monitor each others' locations and statuses via visual GPS/status displays on … [Read more...]

In this split decision by the patent appeals court, Nintendo’s Wii game system was found not to infringe UltimatePointer’s patent for a handheld pointing device that can be used to control a cursor on a projected computer screen but the appeals court reversed the lower court’s … [Read more...]

The government, in a Court of Federal Claims, invalidated a patent for making carbon fibers (the fibers used in the production of B-2 bombers and F-22 fighter planes) but upon review by the Court of Appeals for the Federal Circuit, the government’s victory was overturned upon a … [Read more...]

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